The match was marred by racist chanting from the Lazio ultras shortly before fulltime and a warning had to be made over the loudspeaker. There was also trouble in the buildup as two local Juventus fans were stabbed in the backside and had to be taken to hospital.

On the pitch, Juventus substitute Paul Pogba scored in the 23rd minute, less than three minutes after coming on for the injured Claudio Marchisio.

Giorgio Chiellini and Stephan Lichtsteiner extended Juventus' advantage early in the second half before Tevez's 56th-minute strike.

Juventus is level with AC Milan as having won the season's traditional curtain-raiser between the league champion and the Italian Cup winner the most times.

The ease with which Juventus tore Lazio apart in its own stadium will be a warning sign to the rest of Serie A. Antonio Conte's team is already favorite to win the league for a third consecutive time.

"I knew that we would face the match with the right attitude, and I am happy to have brought home for the second consecutive year the double of the title and the Supercup," Conte said. "It was a deserved victory.

"It' all credit to these lads. I knew they would have the right attitude and that's how it was. It will be a difficult year, we have to start fully charged as we did today, playing with our head and with desire."

The hefty defeat will have come as a shock for Lazio and its fans, still celebrating after beating bitter city rival Roma to lift the Italian Cup in May.

"We collapsed after the second goal and we were a bit naive, while Juve was clinical," Lazio coach Vladimir Petkovic said. "But until the second goal, they didn't create much.